AMD A6-4455M vs AMD A4-4355M. Specifications, performance, tests

Comprehensive background on the processors being compared, detailing their series, generation, and targeted market segment.

• Segment
  Mobile Mobile
• Family
  AMD A AMD A
• Generation
  2 2
• CPU group
  AMD A6-4000M AMD A4-4000M

Essential parameters including the number of cores, threads, base and turbo frequencies, and cache size. These metrics provide insight into the processor’s speed—higher values generally indicate better performance.

• Frequency
  2.10 GHz 1.90 GHz
• CPU Cores
  2 2
• Turbo (1 Core)
  2.60 GHz 2.40 GHz
• CPU Threads
  2 2
• Turbo (2 Cores)
  2.60 GHz 2.40 GHz
• Hyperthreading
  No No
• Overclocking
  No No
• Core architecture
  normal normal

The integrated graphics (iGPU) do not influence the CPU performance significantly; they serve as a substitute for a dedicated graphics card in the absence of one or are utilized in mobile devices.

• GPU name
  AMD Radeon HD 7500G AMD Radeon HD 7400G
• GPU frequency
  0.33 GHz 0.33 GHz
• GPU (Turbo)
  0.43 GHz 0.42 GHz
• Execution units
  4 3
• Shader
  256 192
• Max. GPU Memory
  1 GB 1 GB
• Max. displays
  2 2
• Generation
  4 4
• DirectX Version
  11 11
• Technology
  32 nm 32 nm
• Release date
  Q2/2012 Q3/2012

This section details the built-in codecs used for encoding and decoding media content, which significantly enhance processing speed and efficiency.

• h265 / HEVC (8 bit)
  No No
• h265 / HEVC (10 bit)
  No No
• h264
  Decode Decode
• VP9
  No No
• VP8
  No No
• AV1
  No No
• AVC
  Decode Decode
• VC-1
  Decode Decode
• JPEG
  Decode / Encode Decode / Encode

Overview of the types and quantities of RAM supported by AMD A4-4355M and AMD A6-4455M. The supported memory frequencies may vary depending on the motherboard configuration.

• Memory type
  DDR3-1333 DDR3-1333
• ECC
  No No
• Memory channels
  2 2

• AES-NI
  Yes Yes

Analyze the TDP (Thermal Design Power) requirements of AMD A6-4455M and AMD A4-4355M to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

• TDP (PL1)
  17 W 17 W

Information on architecture, interfaces, and additional instructions supported by AMD A6-4455M and AMD A4-4355M, including virtual machine technologies and fabrication processes.

• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• Virtualization
  AMD-V AMD-V
• ISA extensions
  SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
• L3-Cache
  2.00 MB 1.00 MB
• Architecture
  Trinity (Piledriver) Trinity (Piledriver)
• Technology
  32 nm 32 nm
• Socket
  FP2 FP2
• Release date
  Q2/2012 Q1/2012